NEXUS Components
Base Device
Base Devices are designed as 19" mainframes for NEXUS boards featuring the XBP backplane with the TDM-bus system, controller boards, and power-supply units. Optional redundant power-supply units are available on request. Interface boards are installed as requested.
Configuration
- 19" mainframe (flightcase or mounting rack on request)
- 1 to 3 front-panel rows (3 U each)
- Up to 2 extra rows without backplanes, for detached front panels
- 1 XCPU controller board
- 1 backplane power-supply unit (min.
- Redundant power-supply units (optional)
- I/O boards as requested
- 4-DU grid (20.32 mm)
- 20 free slots per front-panel row
- 60 slots (max.) plus space for detached front panels in two extra rows (max.) per Base Device
Operating Voltages
- Power supply: 90 to 264 VAC
- Line frequency: 47 to 63 Hz
- Power consumption: 100 W (max.) for each power supply unit
Dimensions
- Height: 132.5 to 665.9 mm / 5.22 to 26.22" (3/6/9/12/15U)
- Width: approx. 482.6 mm / 19" (front-panel area: 84 DU [divided units])
- Depth: approx. 440 mm / 17.32" (without handles, ports)

